Table 5.
Subgroup analysis of patients who underwent primary laparotomy or laparoscopic repair with PULP score < 4 points after propensity score matching with age
| Primary laparotomy (n = 95) | Laparoscopic repair (n = 95) | p value | |
|---|---|---|---|
| Age | 48.9 ± 11 (17–65) | 46.9 ± 12.2 (18–65) | 0.221 |
| PULP score | 2.3 ± 1 (0–3) | 2.2 ± 0.9 (0–3) | 0.761 |
| Boey score | 0.2 ± 0.4 (0–1) | 0.2 ± 0.5 (0–2) | 1.000 |
| ASA score | 2.6 ± 0.5 (1–3) | 2.6 ± 0.5 (1–3) | 0.891 |
| Operation method | |||
| Simple closure | 95 (100%) | 95 (100%) | – |
| Ulcer size (cm) | 0.7 ± 0.5 (0.2–3) | 0.6 ± 0.3 (0.2–2) | 0.135 |
| Operation time (min) | 124.5 ± 58.7 (47–524) | 133.9 ± 43.6 (56–278) | 0.211 |
| Intraoperative blood loss (ml) | 24.1 ± 46.8 (0–300) | 14.6 ± 25.6 (0–150) | 0.084 |
| Intraoperative blood transfusion | 6 (6.3%) | 0 (0.0%) | 0.029 |
| Length of hospital stay (days) | 8.3 ± 2.9 (5–22) | 7.2 ± 1.8 (4–17) | 0.003 |
| Length of ICU stay (days) | 0.3 ± 1.2 (0–8) | 0.1 ± 0.5 (0–4) | 0.053 |
| Mortality | 0 (0.0%) | 0 (0.0%) | – |
| Complication Classification III and IVa | 5 (5.3%) | 3 (3.2%) | 0.721 |
| Wound infection | 4 (4.2%) | 0 (0.0%) | 0.121 |
| Residual abscess | 3 (3.2%) | 0 (0.0%) | 0.246 |
| Leakage | 0 (0.0%) | 0 (0.0%) | - |
| Wound disruption | 2 (2.1%) | 0 (0.0%) | 0.497 |
| Pulmonary complicationsb | 3 (3.2%) | 4 (4.2%) | 1.000 |
aIncluding complications with Clavien–Dindo Classification III and IV
bIncluding pneumonia, empyema, pleural effusion, and pulmonary edema